YOU SAID:

will is the bearer of the knife

INTO JAPANESE

意志はナイフの持ち主です

BACK INTO ENGLISH

Will have a knife

INTO JAPANESE

ナイフを持つだろう

BACK INTO ENGLISH

I will have a knife

INTO JAPANESE

私はナイフを持っています

BACK INTO ENGLISH

I have a knife.

INTO JAPANESE

私にはナイフがある。

BACK INTO ENGLISH

I have a knife.